* {
  box-sizing: border-box;
}
body {
  margin: 0;
  padding: 0;
  font-family: 微软雅黑;
  font-size: 14px;
  color: #000;
}
.clearfix::after {
  content: '';
  display: block;
  clear: both;
}

.left {
  float: left;
}

.container {
  height: 60px;
  background-color: #008c8c;
  padding-left: 1em;
}

.container span {
  font-size: 1.2em;
  height: 100%;
  display: inline-block;
  line-height: 60px;
  background-color: bisque;
}
.container ul {
  list-style: none;
  padding: 0;
  margin: 0;
  width: 200px;
}

.container ul li {
  height: 60px;
  line-height: 60px;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
  padding: 0 1em;
  cursor: pointer;
}
